Cisco XR 12406 - Manual (Page 178)

Chapter 5 Maintaining the Router
Removing and Replacing an AC Power Entry Module
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Cisco XR 12406 Router Installation Guide
OL-13831-01
Step 1 Power off the faulty PEM (see item 3 in Figure 5-6 ).
Figure 5-6 AC Power Supply Components
Step 2 Unplug the power supply cord from its AC outlet.
Step 3 Power off the circuit breaker assigned to that AC outlet.
1 AC PEM 4 Captive screws/release levers
2 Handle 5 AC input/DC output status indicators
3 Power On/Off switch —
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